Home / 57,124.47-85,838.76-53,533.23

Finding the Fourth Proportional to 57,124.47, 85,838.76 and 53,533.23

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Solution

The fourth proportional to 57,124.47, 85,838.76 and 53,533.23 is: 80,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,124.47 : 85,838.76 = 53,533.23 : x
  2. Step 2: Convert to fraction form
    57,124.47/85,838.76 = 53,533.23/x
  3. Step 3: Cross multiply
    57,124.47x = 85,838.76 × 53,533.23
  4. Step 4: Simplify right side
    57,124.47x = 4,595,226,081.99
  5. Step 5: Solve for x
    x = 4,595,226,081.99/57,124.47
  6. Step 6: Final answer
    x = 80,442.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.